Champion Spark Plug Spark Plug P/N:91
Give your engine a strong, focused spark with the Champion Double Platinum Power Spark Plug 7018 (plug type RV17PMP4). It pairs a platinum fine-wire center electrode with platinum center and ground electrodes and Champion's exclusive Heat-Active alloy. It fits many vehicles, among them the 1975-1996 Ford F-150 5.0L / 5.8L / 6.6L / 7.5L, 1973-1997 Ford F-250 5.0L / 5.8L / 6.6L / 7.5L and 1987-1995 Ford Mustang 5.0L. See the Buyer's Guide tab for the full list.
Specifications: Tapered seat, resistor type, J-gap ground electrode, 14 mm thread diameter and a 0.040 in (1.02 mm) pre-gap. Washers are not included. Grade: standard replacement. Country of origin: United States.
The number of plugs needed varies by engine. The listed V8 applications use eight plugs. The minimum order quantity is four.
Interchange: 41803 · 41816 · 41817 · 41826 · 41905 · APP24 · APP25 · APP26 · 4449 · HGR9BQP · RV17PMP4
This part cross-references / interchanges with the following part numbers:
Is this the right Mustang plug for my 1987-1995 Ford Mustang 5.0L?
It is listed for the 1987-1995 Ford Mustang with the V8-5.0L engine. Check the Buyer's Guide tab to match your exact vehicle and engine.
Does it fit the 1975-1996 Ford F-150 5.0L / 5.8L / 6.6L / 7.5L and 1973-1997 Ford F-250 5.0L / 5.8L / 6.6L / 7.5L?
It is listed for the 1975-1996 Ford F-150 5.0L / 5.8L / 6.6L / 7.5L and the 1973-1997 Ford F-250 5.0L / 5.8L / 6.6L / 7.5L. Engine coverage varies by year, so check the Buyer's Guide tab for your engine.
What is the pre-gap on the Champion 7018?
It comes pre-gapped at 0.040 in (1.02 mm) with a J-gap ground electrode, which makes installation easier. Check the gap against your vehicle's service specification before you install it.
What seat type and thread size does it use?
It has a tapered seat and a 14 mm thread diameter, and no washer is included. It is a resistor-type plug with a platinum center electrode tip.
What are signs a spark plug may need replacing?
Common signs include hard starting, rough idle, misfires, hesitation and lower fuel economy. Other problems can cause these symptoms too, so diagnose the cause before you replace the plugs.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.